<div class="wap_login">
   <div class="box_login">
       <form class="navbar-form navbar-left" role="search">
         <div class="form-group">
           <input type="text" class="form-control" placeholder="Tài khoản"/>
         </div>
         <div class="form-group">
           <input type="text" class="form-control" placeholder="Mật khẩu"/>
         </div>
         <button type="submit" class="btn btn-default">Đăng nhập</button>
         <button type="submit" class="btn btn-default">Đăng ký</button>
       </form>
   </div>
   <div class="box_search">
      <form class="form-inline">
        <div class="input-append row-fluid">
          <input type="text" class="span8" placeholder="Search"/>
          <button type="submit" class="btn btn-info">Search</button>
        </div>
      </form>
   </div>
</div>